>The (registration) fee is based on the formula (number of users * $0.001), so the earlier you join, the less you pay.

Love that they're completely transparent about their number of users and how they're using it as a bargaining chip to convert fence-sitters like me.

Looks like it might really pay to be an early adopter.

Bio for one of the Pinboard creators:

Peter Gadjokov (pvg) co-founded del.icio.us in 2003. His previous projects include Bigbook, Infoscape, Weathernews, and the internal networking protocols for an Austrian tank.

The idea is good, is the tagline 'social bookmarking for introverts' really motivating? It seems that at least in the 18-25 age range the word introvert has a stigma...

It's amazing that they haven't gone down at all during all of this.

The Delicious blog couldn't even handle its own traffic yesterday.